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CVE-2011-1409

19
FAUCET Score

CVE-2011-1409 describes an authentication bypass vulnerability in Frams's Fast File EXchange (F*EX) versions prior to 20110610. This flaw allows remote attackers to upload arbitrary files without authentication by submitting a request lacking an authentication ID. With a CVSS score of 5.0, this vulnerability is of medium severity, requiring no authentication or complex attack vectors, and primarily impacts data integrity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
20100208CPE matchmatch criteria
cpe:2.3:a:ulli_horlacher:fex:20100208:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:N/I:P/A:N

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.29%
Probability of exploitation in next 30 days
EPSS Percentile
81.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0229 is in the 72nd percentile among its peer group of 23,701 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

fex.rus.uni-stuttgart.de / fex.html
Patch
secunia.com / advisories/44940
Vendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/68005
debian.org / security/2011/dsa-2259
securityfocus.com / bid/48239